Submandibular Gland

Sublingual Gland

Hard Palate

Soft PalateUvula

Fauces

Internal Nares

Nasopharynx

Oropharynx

Laryngopharynx

Opening of Eustachian Tube

Pharyngeal Tonsils

Palatine Tonsils

Thyroid Cartilage Cricoid Cartilage

Epiglottis

Superior Nasal Conchae

Middle Nasal Conchae

Inferior Nasal Conchae

Ventricular FoldsVocal Folds

12

3

456

7

89

1011

12

1314 15

16

17 1819

20

21

1 1

Epiglottal Cartilage

2

Hyoid Bone

3

4

Thyroid Cartilage

Cricoid Cartilage

“C-Ring” Tracheal Cartilage

5

6

7

8

Vocal FoldsCorniculate Cartilage

Arytenoid Cartilage

Thyroid Cartilage

Cricoid Cartilage

34

5

6

7

8

Apex of LungPulmonary Vein

Pulmonary Artery

Bronchiole

Pulmonary Lobule

Secondary Bronchi

Trachea

Hyoid Bone

Left Primary Bronchi

Right Primary Bronchi

11

Primary Bronchi

2

2

2

Secondary Bronchi

3

3

3

Tertiary Bronchi

4 Bronchioles5

6

Pulmonary Artery

Pulmonary Vein

7

8

Esophagus

Diaphragm

35

6

Tertiary Bronchi

Bronchioles

Pulmonary Veins

Alveoli

Pulmonary Arteries

Alveolar Capillaries

Visceral Pleura

Alveolus Alveolar Capillaries

Alveolar Epithelial Cells

1 2

3

Alveolar Capillaries

Elastic Fibers

Alveolus

1

2

3